The least common multiple (LCM) of 5 and 7 is 35, not the least common denominator (LCD). The LCD is used in adding or subtracting fractions and is the least common multiple of the denominators. In this case, since 5 and 7 are prime numbers and have no common factors, the LCD is simply the product of the two denominators, which is 5 * 7 = 35.
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Well, darling, the Least Common Denominator (LCD) of 5 and 7 is simply 5 times 7, which equals 35. So there you have it, the LCD of 5 and 7 is 35. Now go forth and conquer those fractions, honey!
the LCD of 5 and 7 is
explanation: 7: 14, 21, 28, 35, 42, 49, 56, 63, 70
5: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50
so the LCD is 5 and7 is 35